NC1182: Management and Environmental Factors Affecting Nitrogen Cycling and Use Efficiency in Forage-Based Livestock Production Systems

(Multistate Research Project)

Status: Active

Project Menu

SAES-422 Reports

03/17/2020

Publications



  1. George, B., H. Hillhouse, B.E. Anderson, and A. Guretzky. 2018. Establishment of interseeded annual warm-season grasses in smooth bromegrass pastures. In 2018 ASA and CSSA Meeting Abstracts [Online]. Available at https://scisoc.confex.com/scisoc/2018am/meetingapp.cgi/Paper/113271 (verified 14 Feb. 2020).


 



  1. George, B., H. Hillhouse, B. Anderson, and Guretzky. 2019. Variables affecting establishment of sorghum-sudangrass in smooth bromegrass pastures. Cropwatch [Online]. UNL Institute of Agriculture and Natural Resources. IANR Media. Available at https://cropwatch.unl.edu/2019/variables-affecting-establishment-sorghum-sudangrass-smooth-bromegrass-pastures (verified 14 Feb. 2020).


 



  1. La Vallie, M. 2019. Establishment of perennial legumes with an annual warm-season grass as a companion crop. M.S. Thesis. Univ. of Nebraska-Lincoln (Advisors A. Guretzky/W.H. Schacht).


 



  1. Niyigena, V., P. Coffey, W. K. Coblentz, D. Philipp, R. T. Rhein, A. N. Young, J. D. Caldwell, and B. C. Shanks. 2019. Intake and digestibility by gestating sheep offered alfalfa silage wrapped with plastic with or without an oxygen-limiting barrier after extended time delays. An. Feed Sci. Technol. 254:114193.

  2. Hendricks, Taylor*, H. Franklin, S. Dahal, D. Hancock, L. Stewart, M. Cabrera, and G. Hawkins. 2019. Distribution of Soil Carbon and Bulk Density in Ten Southern Piedmont Grazing Systems as influence by management and landscape. Journal of Soil & Water Conservation 74 (4):199-209.


 



  1. Ney, Laura*, Dorcas Franklin, Kishan Mahmud, Miguel Cabrera, Dennis Hancock, Mussie Hateselassie, and Quint Newcomer.   Examining trophic-level nematode community structure and nitrogen availability of swine effluent to forage crops.  Applied Soil Ecology 130:209-218.


 



  1. Schick, B.D., A. Guretzky, W.H. Schacht, and M. Mamo. 2019. Dietary nutritive value, dung quality, decomposition, and nutrient movement into soil in smooth bromegrass pastures. Crop Science 59: 1294-1308.


 



  1. Dahal, Subash*, Dorcas H. Franklin, Miguel L. Cabrera, Dennis W. Hancock, Lawton Stewart, Anish Subedi, Kishan Mahmud, Laura Ney. Spatial distribution of inorganic nitrogen in pastures as affected by management, landscape, and cattle locus.  47(6):1468-1477.


 


Abstracts:



  • Althaber, C., K. P. Coffey, D. P. Compart, S. Shelby, M. Hays, V. Niyigena, J. Bignar.   Determining the optimal dose of microbial enzyme to enhance fiber digestion.  ASAS, Annual Meeting, Austin, TX.

  • Althaber, C., K. P. Coffey, D. P. Compart, S. Selby, M. Hays, V., Niyigena, J. Bignar.   Determination of microbial enzyme efficacy on fiber digestion of bermudagrass hay supplemented with either ddgs or corn. ASAS, Annual Meeting, Austin, TX.

  • Diaz, J. M., D. Philipp, K. Coffey, P. A. Beck, V. Niyigena, R. Rhein.   Effects of two sward heights on forage nutritive value, rumen digestion, and grazing behavior of steers grazing non-endophyte infected tall fescue pastures.  J. Anim. Sci. 97, Suppl. S1:36.  http://doi.org/10.1093/jas/skz053.080.

  • Diaz, J., K. P. Coffey, W. K. Coblentz, D. Philipp, V. Niyigena, M. C. Pruden, D. Myers.   Digestibility of sheep offered tall fescue, meadow fescue and orchardgrass grasses ensiled with slurry or commercial urea fertilization.  ASAS, Annual Meeting, Austin, TX.

  • Niyigena, V., K. P. Coffey, W. K. Coblentz, D. Philipp, C. Althaber, R. T. Rhein, and M. C. Pruden. 2019. Intake, digestibility, and rumen fermentation in sheep offered alfalfa silage alone or alfalfa and tall fescue mixtures harvested after a killing frost. Annual Meeting of ASAS. July 8-11, 2019. Austin, TX.

  • Niyigena, V., K. P. Coffey, W. K. Coblentz, D. Philipp, M. C. Savin, J. Zhao, J. Diaz, S. P. Park, and S. l. Shelby. 2019. Effect of supplementing different proportions of sericea lespedeza with alfalfa silage on intake, digestibility, and nitrogen balance in sheep. Annual Meeting of ASAS. July 8-11, 2019. Austin, TX.

  • Niyigena, V., K. P. Coffey, W. K. Coblentz, D. Philipp, M. C. Savin, J. Zhao, J. Diaz, S. P. Park, R. T. Rhein, and M. C. Pruden. 2019. Effect of supplementing different proportions of Lablab purpureus with alfalfa silage on intake and digestibility in gestating sheep. Proc. Southern For. Past. Crop Improv. Conf. pp. 21.

  • Park, S., M. C. Savin, D. Philipp, K. Coffey, V. Niyigena, J. Zhao. 2019. Greenhouse gas emissions from tall fescue plots following soil surface application of excreta from ruminants fed alternative foraged-based diets. ASA-CSSA-SSSA Annual Meeting, San Antonio, TX.

  • Park, S., M. C. Savin, D. Philipp, K. Coffey, V. Niyigena, J. Zhao, 2019. Alternative forage-based diets result in large, rapid soil surface ammonia emissions from tall fescue plots after receiving ruminant urine and manure ASA-CSSA-SSSA Annual Meeting, San Antonio, TX.

  • Tang, Y. K., M. C. Savin, D. Philipp, K. Coffey, J. Zhao. 2019. Decomposition in pasture soil receiving excreta from ruminants fed forage diets supplemented with polyphenolic compound containing legumes. ASA-CSSA-SSSA Annual Meeting, San Antonio, TX.


Extension and Outreach



  • Payne, K.M., B.M. Goff, S.R. Smith, J.H. Grove, M.S. Coyne, J.W. Lehmkuhler. 2018. Enhanced efficiency nitrogen fertilizer effect on pasture productivity. KFGC Eastern Field Day, Morehead, KY. 6 Sept.

  • Payne, K.M., B.M. Goff, S.R. Smith, J.H. Grove, M.S. Coyne, J.W. Lehmkuhler. 2018. Enhanced efficiency nitrogen fertilizer effect on pasture productivity. Donald Sparks IPSS Graduate Research Symposium, Lexington, KY. 23 March.


Forage News Articles (distributed electronically and available online):



  • 31 Aug 2018, Featured Publication: Forage Establishment

  • 31 Aug 2018, Forage Timely Tips: September

  • 31 Aug 2018, New Crimson Clover Available: Kentucky Pride

  • 30 Jul 2018, Forage Timely Tips: August

  • 29 March 2018, Featured Publication: Alfalfa Management Guide

  • 31 Jan 2018, Frost Seeding Red and Ladino White Clover Soon

  • 19 Dec 2017, Maximizing Success with Frost Seedings of Clover

  • 1 Dec 2017, Don’t Trip on Triple-19


 

08/11/2021


  1. Crawford, G.I., J.C. MacDonald, A.K. Watson, G.E. Erickson, and T.J. Klopfenstein.  2020. Diurnal and dietary impacts on estimating microbial protein flow from urinary purine derivative excretion in beef cattle. Trans. Anim. Sci. 4:1-13.

  2. George, B., H. Hillhouse, B.E. Anderson, and J.A. Guretzky. 2018. Establishment of interseeded annual warm-season grasses in smooth bromegrass pastures. In 2018 ASA and CSSA Meeting Abstracts [Online]. Available at https://scisoc.confex.com/scisoc/2018am/meetingapp.cgi/Paper/113271 (verified 14 Feb. 2020)

  3. George, B., H. Hillhouse, B. Anderson, and J. Guretzky. 2019. Variables affecting establishment of sorghum-sudangrass in smooth bromegrass pastures. Cropwatch [Online]. UNL Institute of Agriculture and Natural Resources. IANR Media. Available at https://cropwatch.unl.edu/2019/variables-affecting-establishment-sorghum-sudangrass-smooth-bromegrass-pastures (verified 14 Feb. 2020).

  4. Guretzky, J.A., H. Blanco, R. Elmore, D. Redfearn, M. Howell. 2018. Developing Research and Extension Skills of Students in Integrated Agronomic Systems. ASA and CSSA Meeting with the Canadian Society of Agronomy, Baltimore, MD.

  5. Guretzky, J.A. Chapter 9 Plant Interactions. In Forages Volume II. The Science of Grassland Agriculture, 7th Edition. Editors: K.J. Moore, D. Redfearn, M. Collins, and C.J. Nelson. Wiley Blackwell. Accepted/In-Press on 20 Dec. 2018.

  6. La Vallie, M. 2019. Establishment of perennial legumes with an annual warm-season grass as a companion crop. M.S. Thesis. Univ. of Nebraska-Lincoln (Advisors J.A. Guretzky/W.H. Schacht).

  7. Schick, B.D., J.A. Guretzky, W.H. Schacht, and M. Mamo. 2019. Dietary nutritive value, dung quality, decomposition, and nutrient movement into soil in smooth bromegrass pastures. Crop Science 59: 1294-1308.

  8. Schumacher, E.A., G.E. Erickson, H.C. Wilson, M.M Norman, J.C. MacDonald, A.K. Watson, and T.J. Klopfenstein.  Comparison of rumen undegradable protein content of conventional and organic feeds. Nebraska beef cattle report, MP108:45-49.

  9. Wiseman, A., Z. Carlson, L. McPhillips, S. Tilton, A. Watson, and G. Erickson. 2020. Evaluation of RUP content of NexPro dried distillers grains plus solubles in corn silage based growing calf diets. J. Anim. Sci. 98 (Suppl. 2):248.  Midwest ASAS meetings.

  10. Wheeler, K., T. Klopfenstein, J. MacDonald, A. Watson, and H. Wilson. 2020. Rumen undegradable protein content of native range and sub irrigated meadow forages. J. Anim. Sci. 98 (Suppl. 2):55.  Midwest ASAS meetings.

  11. Wiseman, A.R., Z.E. Carlson, L.J. McPhillips, A.K. Watson, G.E. Erickson, and S.L. Tilton.  2020.  Evaluation of RUP content of NexPro dried distillers grains plus solubles and their effect on growing calf performance in corn silage based diets.  Nebraska beef cattle report, MP108:38-40.

  12. Payne, K.M., S.R. Smith, and B.M. Goff. 2019. Enhanced efficiency nitrogen fertilizer effect on stockpiled tall fescue. American Forage and Grassland Council Conference, St. Louis, MO, 6-9 Jan. 173


  13. Crook, T., B. Stewart, M. Sims, C. Weiss, K. Coffey, W. Coblentz, and P. Beck. 2020. The effects of moisture at baling and wrapping delay on storage characteristics of annual ryegrass round bale silage.  Crop, Forage, Turfgr. Manage. 2020;6:e20015. https://doi.org/10.1002/cft.20015.




  14. Nieman, C., M. Popp, D. Schaefer, K. Albrecht and J. Franco. 2020.  “Evaluating sod-seeded annuals in cool-season cow-calf pastures in Wisconsin”.  Journal of Farm Managers and Rural Appraisers. 177-186.




  15. Tang, Y. K., M. C. Savin, D. Philipp, K. Coffey, and J. Zhao. 2020. Decomposition in pasture soil receiving excreta from ruminants fed alfalfa forage diet supplemented with increasing proportions of sericea lespedeza legume. Discovery (in press).




  16. Althaber, C. A., K. P. Coffey, J. D.Caldwell, and M. C. Pruden. 2020  Effects of dietary phytogenic supplementation to a finishing lamb diet on intake, digestibility, nitrogen balance and carcass measures. ASAS, Annual Meeting, Madison, WI (virtual).




  17. Kennedy, I., M.C. Savin, D. Philipp, K. Coffey, and J. Zhao. 2020. Nitrogen leaching in pasture soil receiving excretions from sheep consuming tannin containing legumes. In 2020 Annual Meeting Program. ASA and CSSA, Madison, WI.




  18. Nieman, C.C., D. Philipp, K.P. Coffey, and J.G. Franco. 2020. Cowpea sown with sorghum-sudangrass and baled at two moisture levels for greater baleage nutritive value. AFGC annual meeting Greenville, SC.




  19. Barker, D.J. Culman S.W. (2020) Fertilization and Nutrient Management p. 473-496. Ch 26. In Moore, K.J.; Collins, M.; Nelson, C.J.; Redfearn, D.D. (eds.) Forages: The Science of Grassland Agriculture, Vol. II. 7th ed. Wiley Blackwell, West Sussex, UK



07/13/2023

04/23/2024

Journal Articles



  1. Price, J.N., J. Sitters, T. Ohlert, P.M. Tognetti, C.S. Brown, E.W. Seabloom, E.T. Borer, S.M. Prober, E.S. Bakker, A.S. MacDougall, L. Yahdjian, D.S. Gruner, H. Olde Venterink, I.C. Barrio, P. Graff, S. Bagchi, C.A. Arnillas, J.D. Bakker, D.M. Blumenthal, E.H. Boughton, L.A. Brudvig, M.N. Bugalho, M.W. Cadotte, M.C. Caldeira, C.R. Dickman, I. Donohue, S. Gregory, Y. Hautier, I.S. Jonsdottir, J.L. Lannes, R.L. McCulley, J.L. Moore, S.A. Power, A.C. Risch, M. Schutz, R. Standish, C.J. Stevens, G.F. Veen, R. Virtanen, and G.M. Wardle. 2022. Evolutionary history of grazing and resources determine herbivore exclusion effects on plant diversity. Nature Ecology & Evolution 6(9): 1290-1298. https://doi.org/10.1038/s41559-022-01809-9

  2. Vázquez, E., P-M. Schleuss, E.T. Borer, M.N. Bugalho, M.C. Caldeira, N. Eisenhauer, A. Eskelinen, P.A. Fay, S. Haider, A. Jentsch, K.P. Kirkman, R.L. McCulley, P.L. Peri, J. Price, A.E. Richards, A.C. Risch, C. Roscher, M. Schütz, E.W. Seabloom, R.J. Standish, C.J. Stevens, M.J. Tedder, R. Virtanen, and M. Spohn. 2022. Nitrogen but not phosphorus addition affects symbiotic N2 fixation by legumes in natural and semi-natural grasslands located on four continents. Plant and Soil 478: 689-707. https://doi.org/10.1007/s11104-022-05498-y

  3. Nepel, M., R. Angel, E.T. Borer, B. Frey, A.S. MacDougall, R.L. McCulley, A.C. Risch, M. Schutz, E.W. Seabloom, and D. Woebken. 2022. Global grassland diazotrophic communities are structured by combined abiotic, biotic, and spatial distance factors but resilient to fertilization. Frontiers in Microbiology. doi: 10.3389/fmicb.2022.821030

  4. Gill, A.L., P.B. Adler, E.T. Borer, C.R. Buyarski, E.E. Cleland, C.M. D'Antonio, K.F. Davies, D.S. Gruner, W.S. Harpole, K.S. Hofmockel, A.S. MacDougall, R.L. McCulley, B.A. Melbourne, J.L. Moore, J.W. Morgan, A.C. Risch, M. Schutz, E.W. Seabloom, J.P. Wright, L.H. Yang, and S.E. Hobbie. 2022. Nitrogen increases early-stage and slows late-stage decomposition across diverse grasslands. Journal of Ecology 110(6):1376-1389. doi: 10.1111/1365-2745.13878

  5. Stults, T. J., Popp, M. P. (2022). A Decision-Support System for Economic Feasibility of Subsurfaced Poultry Litter. Journal of Applied Farm Economics, 5(1), 28-48. Purdue University. https://docs.lib.purdue.edu/jafe/vol5/iss1/3/

  6. Oliver, K., M. Popp, D. Fang, J. Anderson, N. Slaton, G. Drescher, T. Roberts and J. Thompson. (2023). Potassium Fertilizer Rate Recommendations: Does Accounting for Soil Stock of Potassium Matter? Journal of Agricultural and Applied Economics.  In Press.

  7. Grote, A.J., C.C. Nieman, A.R. Morgan, K.P. Coffey, D. Philipp, E.B. Kegley, J.L. Edwards. 2023.  Using supplemental condensed tannin to mitigate tall fescue toxicosis in non-pregnant, non-lactating ewes consuming tall fescue silage. Anim. Feed Sci. Technol. 295:115516. doi.org/10.1016/j.anifeedsci.2022.115516

  8. Diaz, J.M., K.P. Coffey, W.K. Coblentz, D. Philipp, V. Niyigena.  2022.  Intake, digestibility, and nitrogen balance by sheep offered ensiled tall fescue, meadow fescue, or orchardgrass that was fertilized with dairy slurry or urea. Anim. Feed. Sci. Technol. 292:115447. doi.org/10.1016/j.anifeedsci.2022.115447

  9. Gunter, S. A., M. S. Gadberry, K. P. Coffey, C. A. Moffet. 2022. Comparison of two software programs for fitting one- and two-compartment age-dependent non-linear digestion models for ruminants: empirical data. Anim. Prod. Sci. doi:10.1071/AN21311.

  10. Nieman, C. C., K. P. Coffey, A. N. Young, E. B. Kegley, P. Hornsby, J. Hollenback, D. Philipp.  2022. Intake, digestibility, and rumen fermentation by lactating beef cows offered bermudagrass hay with different sources of dried distillers grains. Appl. Anim. Sci. 38:237-245. https://doi.org/10.15232/aas.2021-02236

  11. Niyigena, V., K. P. Coffey, W. K. Coblentz, D. Philipp, C., Althaber, J. Diaz Gomez, R. T. Rhein, M. C. Pruden. 2022. Intake, digestibility rumen fermentation and nitrogen balance in lambs offered alfalfa and tall fescue-mixtures harvested and ensiled after a frost. Anim. Feed Sci. Technol. 286:115268. DOI.org/10.1016/j.anifeedsci.2022.115268

  12. Subedi, A., Franklin, D., Cabrera, M., Dahal, S., Hancock, D., McPherson, A., & Stewart, L. (2022). Extreme Weather and Grazing Management Influence Soil Carbon and Compaction. AGRONOMY-BASEL, 12(9), 15 pages. doi:10.3390/agronomy12092073

  13. Vasco, C.; Burt, J.; Mullenix, M.K.; Silva, L.S.; Groce, K.; Manson, K, Prevatt, C.; Tucker, J. 2023. Agronomic and structural responses of stockpiled alfalfa-bermudagrass systems. Crop, Forage, and Turfgrass Management. doi: 10.1002/cft2.20223

  14. Ge, J., S.L. Shelby, Y. Wang, P. D. Morse, K. Coffey, J. Li, T. Geng, Y. Yang. 2023. Cardioprotective properties of quercetin in fescue toxicosis-induced cardiotoxicity via heart-gut axis in lambs (Ovis Aries). J. Hazardous Materials. 458:131843. doi.org/10.1016/j.jhazmat.2023.131843

  15. Grote, A.J., C.C. Nieman, A.R. Morgan, K.P. Coffey, D. Philipp, E.B. Kegley, J.L. Edwards. 2023.  Using supplemental condensed tannin to mitigate tall fescue toxicosis in non-pregnant, non-lactating ewes consuming tall fescue silage. Anim. Feed Sci. Technol. 295:115516. doi.org/10.1016/j.anifeedsci.2022.115516

  16. Nieman, C.C., Z. Madzonga 2, A. N. Young-Kenworthy, K.P. Coffey. 2023.  Intake, digestibility, ruminal fermentation, and in situ disappearance of bermudagrass hay by lactating beef cows offered corn or hominy feed as supplements at two different rates. Animals 13, 1845. https://doi.org/10.3390/ani13111845

  17. Lindsey, Barker (2023) Improved Instructional Practices Improve Student Success on Certified Crop Adviser Exams. Natural Sciences Education http://doi.org/10.1002/nse2.20102 

  18. Szymczak, de Moraes, Sulc, Barker, Monteiro, Lang, Moraes, Lemaire, Carvalho (2023) Convergence points of optimal herbage accumulation and intake rate by sheep grazing tall fescue. Grass and Forage Science.  http://doi.org/10.1111/gfs.12630 

  19. Lankitus, Zhang, Ariyaratne, Barker, McNulty, Amstutz, Zhao, Cornish. (2023) Agrobacterium rhizogenes–induced Altered Morphology and Physiology in Rubber Dandelion after Genetic Transformation. Journal of the American Society for Horticultural Science 148(1):21-28. https://doi.org/10.21273/JASHS05217-22 '

  20. A. Gauci, J. P. Fulton, A. Lindsey, S. A. Shearer, D. Barker & E. M. Hawkins (2023) “Precision of grain yield monitors for use in on-farm research strip trials” Published: 11 December 2023. Precision Agriculture  https://doi.org/10.1007/s11119-023-10092-y 

  21. Espinoza, N., Franklin, D.H., Cabrera, M., Hinkle, N.C., Stewart, L. and Subedi, A., 2023. Interaction of Filth Flies and Epigeal Arthropods with Soil Nitrogen and Gas Emissions in Grazing Systems under a Legacy of Low Fertilization. Sustainability, 15(16), p.12572.

  22. Bakker, J.D., J.N. Price, J.A. Henning, E.E. Batzer, T.J. Ohlert, C.E. Wainwright, P.B. Adler, J. Alberti, C.A. Arnillas, L.A. Biederman, E.T. Borer, L.A. Brudvig, Y.M. Buckley, M.N. Bugalho, M.W. Cadotte, M.C. Caldeira, J.A. Catford, Q. Chen, M.J. Crawley, P. Daleo, C.R. Dickman, I. Donohue, M.E. DuPre, A. Ebelling, N. Eisenhauer, P.A. Fay, D.S. Gruner, S. Haider, Y. Hautier, A. Jentsch, K. Kirkman, J.M.H. Knops, L.S. Lannes, A.S. MacDougall, R.L. McCulley, R.M. Mitchell, J.L. Moore, J.W. Morgan, B. Mortensen, H.O. Venterink, P.L. Peri, S.A. Power, S.M. Prober, C. Roscher, M. Sankaran, E.W. Seablomm, M.D. Smith, C. Stevens, L.L. Sullivan, M. Tedder, G.F. Veen, R. Virtanen, and G.M. Wardle. 2023. Compositional variation in grassland plant communities. Ecosphere. https://doi.org/10.1002/ecs2.4542

  23. McBride, S.G., E.M. Levi, J.A. Nelson®, S.R. Archer, P.W. Barnes, H.L. Throop, K. Predick, and R.L. McCulley. 2023. Soil-litter mixing mediates drivers of dryland decomposition along a continuum of biotic and abiotic factors. Ecosystems. https://doi.org/10.1007/s10021-023-00837-1

  24. Risch, A.C., S. Zimmermann, M. Schutz, E.T. Borer, A.A.D. Broadbent, M.C. Caldeira, K.F. Davies, N. Eisenhauer, A. Eskelinen, P.A. Fay, F. Hagedorn, J.M.H. Knops, J.J. Lembrechts, A.S. MacDougall, R.L. McCulley, B.A. Melbourne, J.L. Moore, S.A. Power, E.W. Seabloom, M.L. Silviera, R. Virtanen, L. Yahdijian, and R. Ochoa-Hueso. 2023. Drivers of the microbial metabolic quotient across global grasslands. Global Ecology and Biogeography 32(6):904-918. https://doi.org/10.1111/geb.13664

  25. Dee, L.E., P.J. Ferraro, C.N. Severen, K.A. Kimmel, E.T. Borer, J.E.K. Byrnes, A.T. Clark, Y. Hautier, A. Hector, X. Raynaud, P.B. Reich, A.J. Wright, C.A. Arnillas, K.F. Davies, A. MacDougall, A.S. Mori, M.D. Smith, P.B. Adler, J.D. Bakker, K.A. Brauman, J. Cowles, K. Komatsu, J.M.H. Knops, R.L. McCulley, J.L. Moore, J.W. Morgan, T. Ohlert, S.A. Power, L.L. Sullivan, C. Stevens, and M. Loreau. 2023. Clarifying the effect of biodiversity on productivity in natural ecosystems with longitudinal data and methods for causal inference. Nature Communications 14:2607. https://doi.org/10.1038/s41467-023-37194-5

  26. Daleo, P., J. Alberti, E.J. Chaneton, W. Iribarne, P.M. Tognetti, J.D. Bakker, E.T. Borer, M. Bruschetti, A.S. MacDougall, J. Pascual, M. Sankaran, E.W. Seabloom, S. Wang, S. Bagchi, L.A. Brudvig, J.A. Catford, C.R. Dickman, T.L. Dickson, I. Donohue, N. Eisenhauer, D.S. Gruner, S. Haider, A. Jentsch, J.M.H. Knops, Y. Lekberg, R.L. McCulley, J.L. Moore, B. Mortensen, T. Ohlert, M. Partel, P.L. Peri, S.A. Power, A.C. Risch, C. Rocca, N.G. Smith, C. Stevens, R. Tamme, G.F. Veen, P.A. Wilfahrt, and Y. Hautier. 2023. Environmental heterogeneity modulates the effect of plant diversity on the spatial variability of grassland biomass. Nature Communications. https://doi.org/10.1038/s41467-023-37395-y

  27. Weber, D., R.K. McGrail, A.E. Carlisle®, J.D. Harwood, and R.L. McCulley. 2023. Climate change alters slug abundance but not herbivory in a temperate grassland. PLOS ONE 18(3): e0283128. https://doi.org/10.1371/journal.pone.0283128

  28. Frey, B., B. Moser, B. Tytgat, S. Zimmermann, J. Alberti, L. Biederman, E. Borer, A. Broadbent, M. Caldeira, K. Davies, N. Eisenhauer, A. Eskelinen, P. Fay, F. Hagedorn, Y. Hautier, A. MacDougall, R.L. McCulley, J. Moore, M. Nepel, S. Power, E. Seabloom, E. Vazquez, R. Virtanen, L. Yahdjian, and A. Risch. 2023. Long-term N-addition disrupts the community composition of functionally important N-cycling soil microorganisms across global grasslands. Soil Biology & Biochemistry 176: 10887. https://doi.org/10.1016/j.soilbio.2022.108887

  29. Muehleisen, A.J., C.R.E. Watkins, G.R. Altmire, E.A. Shaw, M.F. Case, L. Aoyama, A. Brambila, P.B. Reed, M. LaForgia, E.T. Borer, E.W. Seabloom, J.D. Bakker, C.A. Arnillas, L. Biederman, Q. Chen, E.E. Cleland, P.A. Fay, N. Hagenah, S. Harpole, Y. Hautier, J.A. Henning, J.M.H. Knops, K.J. Komatsu, E. Ladouceur, A. MacDougall, R.L. McCulley, J.L. Moore, T. Ohlert, S.A. Power, C.J. Stevens, P. Wilfahrt, and L.M. Hallett. 2022. Nutrient addition drives declines in grassland species richness primarily via enhanced species loss. Journal of Ecology 111(3): 552-563. https://doi.org/10.1111/1365-2745.14038

  30. Yang, Z., L. Teng-Chiu, L. Wang, S. Chen, X. Liu, D. Xiong, C. Xu, M. Arthur, R.L. McCulley, S. Shi, and Y. Yang. 2022. Recent photosynthates are the primary carbon source for soil microbial respiration in subtropical forest. Geophysical Research Letters 49(22): e2022GL101147. https://doi.org/10.1029/2022GL101147

  31. Rocci, K.S., K.S. Barker, E.W. Seabloom, E.T. Borer, S.E. Hobbie, J.D. Bakker, A.S. MacDougall, R.L. McCulley, J.L. Moore, X. Raynaud, C.J. Stevens, and M.F. Cotrufo. 2022. Impacts of nutrient addition on soil carbon and nitrogen stoichiometry and stability in globally-distributed grasslands. Biogeochemistry 159: 353-370.

  32. Osburn, E.D., S.G. McBride, J.V. Kupper, J.A. Nelson, D.H. McNear Jr., R.L. McCulley, and J.E. Barrett. 2022. Accurate detection of soil microbial community responses to environmental change requires the use of multiple methods. Soil Biology & Biochemistry 169: 108685. https://doi.org/10.1016/j.soilbio.2022.108685

  33. Price, J.N., J. Sitters, T. Ohlert, P.M. Tognetti, C.S. Brown, E.W. Seabloom, E.T. Borer, S.M. Prober, E.S. Bakker, A.S. MacDougall, L. Yahdjian, D.S. Gruner, H. Olde Venterink, I.C. Barrio, P. Graff, S. Bagchi, C.A. Arnillas, J.D. Bakker, D.M. Blumenthal, E.H. Boughton, L.A. Brudvig, M.N. Bugalho, M.W. Cadotte, M.C. Caldeira, C.R. Dickman, I. Donohue, S. Gregory, Y. Hautier, I.S. Jonsdottir, J.L. Lannes, R.L. McCulley, J.L. Moore, S.A. Power, A.C. Risch, M. Schutz, R. Standish, C.J. Stevens, G.F. Veen, R. Virtanen, and G.M. Wardle. 2022. Evolutionary history of grazing and resources determine herbivore exclusion effects on plant diversity. Nature Ecology & Evolution 6(9): 1290-1298. https://doi.org/10.1038/s41559-022-01809-9

  34. Vázquez, E., P-M. Schleuss, E.T. Borer, M.N. Bugalho, M.C. Caldeira, N. Eisenhauer, A. Eskelinen, P.A. Fay, S. Haider, A. Jentsch, K.P. Kirkman, R.L. McCulley, P.L. Peri, J. Price, A.E. Richards, A.C. Risch, C. Roscher, M. Schütz, E.W. Seabloom, R.J. Standish, C.J. Stevens, M.J. Tedder, R. Virtanen, and M. Spohn. 2022. Nitrogen but not phosphorus addition affects symbiotic N2 fixation by legumes in natural and semi-natural grasslands located on four continents. Plant and Soil 478: 689-707. https://doi.org/10.1007/s11104-022-05498-y

  35. Nepel, M., R. Angel, E.T. Borer, B. Frey, A.S. MacDougall, R.L. McCulley, A.C. Risch, M. Schutz, E.W. Seabloom, and D. Woebken. 2022. Global grassland diazotrophic communities are structured by combined abiotic, biotic, and spatial distance factors but resilient to fertilization. Frontiers in Microbiology. doi: 10.3389/fmicb.2022.821030

  36. Gill, A.L., P.B. Adler, E.T. Borer, C.R. Buyarski, E.E. Cleland, C.M. D'Antonio, K.F. Davies, D.S. Gruner, W.S. Harpole, K.S. Hofmockel, A.S. MacDougall, R.L. McCulley, B.A. Melbourne, J.L. Moore, J.W. Morgan, A.C. Risch, M. Schutz, E.W. Seabloom, J.P. Wright, L.H. Yang, and S.E. Hobbie. 2022. Nitrogen increases early-stage and slows late-stage decomposition across diverse grasslands. Journal of Ecology 110(6):1376-1389. doi: 10.1111/1365-2745.13878

  37. Jacobs, A.A., R.S. Evans, J.K. Allison, E.R. Garner, W.L. Kingery, and R.L. McCulley. 2022. Cover crops and no-tillage reduce crop production costs and soil loss, compensating for lack of short-term soil quality improvement in a maize and soybean production system. Soil and Tillage Research 218: 105310. doi: 10.1016/j.still.2021.105310.


 Abstracts



  1. Koirala, Barker, Gesch, Mohammed, Heller, Hard, Wells, Phippen, Tas, Lindsey (2023) Seed Treatment Affected Pennycress Establishment and Yield in Two Pennycress Lines. Frontiers in Ecology and Evolution – Interdisciplinary Climate Studies. https://www.frontiersin.org/articles/10.3389/fagro.2023.1205259/abstract

  2. Subedi, A., Franklin, D. H., Cabrera, M. L., & Espinoza, N. B. (2023) Can Fertilizer Legacy and Soil Drainage Class Influence GHG Emissions? [Abstract]. ASA, CSSA, SSSA International Annual Meeting, St. Louis, MO. https://scisoc.confex.com/scisoc/2023am/meetingapp.cgi/Paper/154100

  3. Subedi, A., Franklin, D. H., Cabrera, M. L., & Espinoza, N. B. (2023) Differences in Soil Carbon, Nitrogen, and Forage Biomass between Pastures with Either Broiler Litter or Mineral Fertilization [Abstract]. ASA, CSSA, SSSA International Annual Meeting, St. Louis, MO. https://scisoc.confex.com/scisoc/2023am/meetingapp.cgi/Paper/154092


 Scientific and Outreach Presentations


McGrail, R.K., R.C. Pearce, S.T. Lucas, L. Moe, and R.L. McCulley. 2022. The impact of industrial hemp on Kentucky's cropping rotations. ASA-CSSA-SSSA Annual Meeting, Baltimore, MD.


McGrail, R.K., J.D. Moore, A.E. Carlisle, J.A. Nelson, and R.L. McCulley. 2023. Novel fungal endophyte infection impacts grassland greenhouse gas emissions under climate stressors. AFGC Annual Meeting, Winston-Salem, NC.


Jacobs, A.A., M.D. Flythe, D.G. Ely, L. Munoz, J. May, J.A. Nelson, V. Stanton, and R.L. McCulley. 2023. Feed supplementation with natural red clover product, biochanin A, decreases trace gas emissions from soil-applied livestock waste. AFGC Annual Meeting, Winston-Salem, NC.


McGrail, R.K., A.E. Carlisle, J.A. Nelson, R.D. Dinkins, and R.L. McCulley. 2023. Plant and endophyte genetics influence vertical transmission under projected climate change scenarios. AFGC Annual Meeting, Winston-Salem, NC.


McCulley, R.L. 2023. Climatic resiliency of Kentucky forage systems. AFGC Annual Meeting, Winston-Salem, NC.


 

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